The Xiegu GNR 1 Digital Audio Noise Filter is a compact digital audio noise filter that dramatically improves voice clarity by reducing background noise and enhancing signal-to-noise ratio. Ideal for use with HF, VHF, and UHF transceivers, receivers, and SDR radios, the GNR1 is a must-have accessory for amateur radio operators and shortwave listeners dealing with weak or noisy signals.
Xiegu GNR 1 Features
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Digital Signal Processing (DSP) for effective noise reduction and audio filtering
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Compatible with HF/VHF/UHF transceivers and receivers
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Supports external passive speaker (3W output power)
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Independent input/output level control
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Selectable high or low input impedance
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Dual audio outputs: 3.5mm stereo and RCA
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Headphone output with automatic switch between headphones and speaker
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Plug-and-play, easy to integrate into any shack or mobile setup
Improve your on-air experience with clearer communication and reduced fatigue from noisy audio. The Xiegu GNR 1 delivers reliable performance in a sleek and durable package.
Xiegu GNR 1 Audio Samples
Xiegu GNR1 Specifications
- Digital Noise Reduction SNR improvement: ≥ 22dB
- Digital filter frequency response range:
- L-CUT adjustment range: 5Hz-1280Hz
- H-CUT adjustment range: 500Hz-5615Hz
- Headphone drive power: 100mW@Max
- Headphone output impedance: 16~64Ω
- Input impedance range: Low 16Ω, high 10kΩ
- Speaker output power: ≥3W (8Ω, THD≤0.2%)
- Speaker output impedance: 4~16Ω
- Operating voltage: 12V DC +/-15%
- Size: 159*44*143mm
